Definition of Jurassic

Definition of Jurassic
  1. Jurassic Adjective Of or pertaining to the second period of the Mesozoic era, a time still dominated by dinosaurs.
  2. Jurassic Adjective Of or pertaining to the people or region near the Jura Mountain Range of Europe.
  3. Jurassic Proper noun The period from 200 to 146 million years ago, after the Triassic and before the Cretaceous; the geologic formations of this period.
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